Howell Labs: Home page

Howell Laboratories, Inc.

P. O. Box 389, 188 Harrison Rd., Bridgton Maine 04009 USA
(207) 647-3327 (888) 744-8359 FAX (207) 647-8273 contracts@howelllabs.com

- An Employee-Owned Company -
Certified to ISO 9001:2000

HLI News
New contract: 7600 ECOLCELL Chlorinators for DDG-113 and follow ships.
[More]
New Products
Portable seawater chlorinator: Port-A-Chlor 8600.
[More]

Upgraded medium-pressure air dehydrator, Model 8785, to replace our obsolete Model 7053.
Call now for more information

Customized potable water treatment systems for Iraqi 35m patrol boats ...
... or for your application!
Call now for more information
Around the World
January 2010:
HLI supporting relief efforts in Haiti
At HLI
September 2008: David Douglas joins HLI as Director of Sales, Marine Products.

Parts for Model 4870

NOTE: This list does not include hardware items such as bolts, nuts, washers, and O-rings. The manufacturer uses stainless steel hardware in standard U. S. sizes, and MIL-SPEC O-rings.
Howell Laboratories, Inc. is CAGE 22501.

HLI Group No. G511 G512 G513 G521 G522 G531
U. S. Navy Type: IA IB IC IIA IIB III
Technical Manual: (all groups) S9551-BG-MMA-010

Part
Description
HLI Part No.
(NSN)
Quantity per Unit

Humidity Alarm Controller 5219
(6685-01-260-6068)
1 1 1 1 1 1
Alarm Lamp 3907-G503
(6210-01-280-3356)
1 1 1 1 1 1
Replacement Lamp Bulb 3907-06 2 ref 2 ref 2 ref 2 ref 2 ref 2 ref
Lamp-Test Push Button Switch 4508 1 1 1 1 1 1
Lamp Flasher Unit 4901
(5945-01-193-0058)
1 1 1 1 1 1
Fuse 3043-09
(5920-01-113-6825)
1 1 1 1 1 1
Humidity Sensor 3905-03
(6685-01-246-0261)
1 1 1 1 1 1
Valve, angled globe 4891
(4820-01-259-8771)
5 5 5 5 5 5
Packing Set, angled globe valve 4891-02 5 ref 5 ref 5 ref 5 ref 5 ref 5 ref
Bonnet O-Ring, angled globe valve 4891-03 5 ref 5 ref 5 ref 5 ref 5 ref 5 ref
Seat Ring, angled globe valve 4891-05 5 ref 5 ref 5 ref 5 ref 5 ref 5 ref
Disc Assembly, angled globe valve 4891-06 5 ref 5 ref 5 ref 5 ref 5 ref 5 ref
Valve, globe needle 4874
(4820-01-189-8519)
1 1 1 1 1 1
Packing Set, globe needle valve 4874-02 5 ref 5 ref 5 ref 5 ref 5 ref 5 ref
Bonnet O-Ring, globe needle valve 4874-03 5 ref 5 ref 5 ref 5 ref 5 ref 5 ref
Seat Ring, globe needle valve 4874-05 5 ref 5 ref 5 ref 5 ref 5 ref 5 ref
Disc Assembly, globe needle valve 4874-06 5 ref 5 ref 5 ref 5 ref 5 ref 5 ref
Filter Element with gaskets, In-Line Filter 4876-02
(4330-00-403-4774)
1 1 1 1 1 1
O-Ring, In-Line Filter Housing Seal MS9021-023 1 1 1 1 1 1
Pressure Regulator, intermediate 5300-G503
(4820-01-232-2447)
1 1 1 1 1 1
Overhaul Kit, intermediate pressure regulator 5300-2/7 1 ref 1 ref 1 ref 1 ref 1 ref 1 ref
Overhaul Kit, intermediate pressure regulator 5300-10 1 ref 1 ref 1 ref 1 ref 1 ref 1 ref
Flowmeter 5259-G501
(6680-01-152-2825)
1 1 1
5259-G502 1 1
4872-G503 1
Pressure Regulator, Outlet 5300-G501 1 1
5300-G502 1 1 1
Overhaul Kit, Outlet Pressure Regulator (for P/N 5300) 1 ref 1 ref 1 ref 1 ref 1 ref
Pressure Relief Valve 4875-G503 1
4875-G504 1
4875-G505
(4820-01-140-4341)
1 1
4875-G506 1
4875-G507 1
Adjusting Tool, Relief Valve 4875-08 1 1 1 1
4875-10 1 1
Nut Driver, Relief Valve 4875-09 1 1 1 1
4875-11 1 1
Spring, Relief Valve 4875-14 ref
4875-15 ref
4875-16 ref ref
4875-17 ref
4875-18 ref
Quad Ring, Relief Valve 4875-20 ref ref ref ref
4875-21 ref ref
Pressure Gauge, inlet 4871-06
(6685-00-591-1952)
1 1 1 1 1 1
Pressure Gauge, intermediate 4871-04
(6685-00-850-0975)
1 1 1
4871-05
(6685-01-175-3428)
1 1
Pressure Gauge, outlet 4871-01
(5-10 psig)
or 5040-G501
(3-5 psig)
or 5040-G502
(0-3.3 psig)
1
4871-02 1
4871-03
(6685-01-260-7140)
1 1
4871-04
(6685-00-860-0975)
1
4871-05
(6685-01-175-3428)
1
Purge Test Fitting 4915 1 1 1 1 1 1
O-Ring, All 1/4" Unions M83248/2-017
(5330-00-166-1088)
16 16 16 16 16 16
O-Ring Retainer, All 1/4" Unions 3899-01
(5365-01-088-3154)
16 16 16 16 16 16

Last updated: 10/07/09
Webmaster: Al Friend
© 2002-2009 Howell Laboratories, Inc. All rights reserved.